/**
*      author: Y_Yao
*      created: 2025-05-10 20:00:38
**/

#include<bits/stdc++.h>

#define int LL
using namespace std;
using LL = long long;
const LL LLINF = 9e18;
const int INF = 0x3f3f3f3f;

void solve()
{
    int x,r;
    cin >> x >> r;
    if(r == 1)
    {
        if(x >= 1600 && x <= 2999)
        {
            cout << "Yes" << endl;
            return; 
        }
        else
        {
            cout << "No" << endl;
            return;
        }
    }
    else
    {
        if(x >= 1200 && x <= 2399)
        {
            cout << "Yes" << endl;
            return;
        }
        else
        {
            cout << "No" << endl;
            return;
        }
    }   
}

signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);

    int t = 1;
    // cin >> t;
    while(t--)
    {
        solve();
    }
    return 0;
}